Open AccessCoexistence of a new type of bound state in the continuum and a lasing threshold mode induced by PT symmetry
Author(s) -
Qianju Song,
Jiashun Hu,
Shiwei Dai,
Chunxiong Zheng,
Dezhuan Han,
Jian Zi,
ZhiXu Zhang,
C. T. Chan
Publication year - 2020
Publication title -
science advances
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 5.928
H-Index - 146
ISSN - 2375-2548
DOI - 10.1126/sciadv.abc1160
Subject(s) - lasing threshold , physics , bound state , excited state , parity (physics) , quantum mechanics , coalescence (physics) , quantum electrodynamics , laser , astrobiology
A new type of bound states induced by PT symmetry is found which does not radiate but can be excited from the far field.
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